Home / 20,370,018.20-30,555,027.30-9,608,337.95

Finding the Fourth Proportional to 20,370,018.20, 30,555,027.30 and 9,608,337.95

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Solution

The fourth proportional to 20,370,018.20, 30,555,027.30 and 9,608,337.95 is: 14,412,506.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,370,018.20 : 30,555,027.30 = 9,608,337.95 : x
  2. Step 2: Convert to fraction form
    20,370,018.20/30,555,027.30 = 9,608,337.95/x
  3. Step 3: Cross multiply
    20,370,018.20x = 30,555,027.30 × 9,608,337.95
  4. Step 4: Simplify right side
    20,370,018.20x = 293,583,028,369,876
  5. Step 5: Solve for x
    x = 293,583,028,369,876/20,370,018.20
  6. Step 6: Final answer
    x = 14,412,506.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.